Welcome to our dedicated page for Ribbon Communications SEC filings (Ticker: RBBN), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Ribbon Communications Inc. (Nasdaq: RBBN) SEC filings page on Stock Titan provides access to the company’s regulatory disclosures as a public issuer on The Nasdaq Global Select Market. Ribbon’s common stock, with par value $0.0001 per share, is registered under the ticker symbol RBBN, as noted in its current reports on Form 8-K.
Through this page, users can review current reports on Form 8-K in which Ribbon furnishes information such as quarterly financial results and certain corporate events. Recent 8-K filings include items on results of operations and financial condition, where the company furnishes press releases reporting financial information for specific quarters, and items related to changes in executive roles and compensatory arrangements.
In addition to 8-Ks, investors may consult Ribbon’s annual reports on Form 10-K and quarterly reports on Form 10-Q, which provide more detailed discussions of its communications software and IP and optical networking solutions, segment performance, risk factors and management’s analysis of financial condition and results of operations. These filings also describe the company’s use of non-GAAP financial measures and provide reconciliations to the most directly comparable GAAP metrics.
Stock Titan enhances access to these documents with AI-powered summaries that help explain the key points of lengthy filings, including complex sections in 10-K and 10-Q reports. Users can also review insider transaction disclosures on Form 4, where applicable, to see reported purchases, sales or grants of Ribbon equity by directors and officers, as required under SEC rules.
Filings are sourced in real time from the SEC’s EDGAR system, allowing investors, analysts and other interested readers to monitor Ribbon’s regulatory reporting history, governance updates and financial disclosures in a structured, easy-to-navigate format, while AI-generated insights highlight the sections that may be most relevant to their research.
Ribbon Communications Inc. director Shaul Shani reported receiving 9,548 shares of Ribbon common stock on 01/15/2026. The shares were issued in lieu of cash fees for his service on the company’s Board of Directors, with the price determined under Ribbon’s Non-Employee Director Compensation Policy. After this stock grant, he beneficially owns 170,495 shares of Ribbon common stock, held directly.
Ribbon Communications Inc. director Bruns H. Grayson reported receiving 11,718 shares of common stock on January 15, 2026 as equity compensation. The shares were issued in lieu of cash fees for his service on the company’s Board of Directors and its committees, in line with Ribbon’s Non-Employee Director Compensation Policy. After this stock issuance, Grayson beneficially owned 767,428 shares of Ribbon common stock in direct ownership form.
Ribbon Communications Inc. officer Rick Marmurek, SVP, Deputy CFO and CAO, received a grant of 169,721 restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Ribbon Communications common stock, so the award is tied to 169,721 underlying shares.
The RSUs were issued on December 12, 2025 and will vest in two equal tranches: 50% on December 15, 2026 and the remaining 50% on December 15, 2027, meaning he will receive the underlying shares over time as the vesting dates are reached.
Ribbon Communications (RBBN) disclosed a Form 4 for EVP, Global Sales Stephen J. McCaffery documenting equity grants on 10/31/2025. Awards include 432,027 RSUs, an additional 108,006 RSUs, and PSUs of 64,804 and 43,202, each convertible one-for-one into common stock.
The 432,027 RSUs vest as to 108,007 shares on the first anniversary, with the balance in six equal semi‑annual installments through October 31, 2029. The 108,006 RSUs vest as to 36,002 shares on the first anniversary, with the balance in four equal semi‑annual installments through October 31, 2028. One PSU grant pays out based on annual goals for 2025–2027 and vests on May 15, 2028 (up to 150% of target). The other PSU grant is tied to relative TSR and vests on May 15, 2029 (up to 200% of target).
Ribbon Communications (RBBN)Stephen J. McCaffery. He directly holds 87,200 shares of common stock, with the filing made by one reporting person. The event date is 10/20/2025.
The filing indicates direct ownership and lists no derivative securities in Table II. This is an administrative ownership disclosure that does not involve a transaction.
Ribbon Communications (RBBN) reported Q3 2025 results showing modest top-line growth with tighter cost control. Revenue was $215.4M, led by $110.0M in product and $105.4M in service. Gross profit was $108.0M. Operating income reached $2.8M, but higher financing costs kept results in the red, with a net loss of $12.1M (basic and diluted EPS $(0.07)).
Year to date, revenue was $617.2M and net loss improved to $49.4M. Operating cash flow turned positive at $22.2M, helped by working capital and lower other expenses. The balance sheet showed cash and cash equivalents of $74.8M and total debt face value of $344.3M under the 2024 credit facility (average interest rate 10.6%). Deferred revenue totaled $136.4M across current and long-term. The warrant liability declined to $5.1M. As of October 20, 2025, shares outstanding were 176,599,590.
Ribbon Communications Inc. filed a current report to let investors know it released financial information for the quarter ended September 30, 2025. The company stated that on October 22, 2025 it issued a press release with its quarterly results, which is included as Exhibit 99.1 to this Form 8-K. The furnished press release contains the detailed financial figures and discussion, while this report serves mainly as a formal notice that the information has been made available.
Ribbon Communications (RBBN) disclosed insider equity activity by EVP & COO Sam Bucci. On 10/17/2025, 25,816 RSUs converted to common stock, followed by 13,819 shares withheld at $3.81 to cover taxes. After these entries, Bucci directly owns 448,811 shares. The RSUs were granted on 4/17/2023 and vest one-third on 4/17/2024, with the remaining two-thirds vesting in four equal semi-annual installments through 4/17/2026.
Ribbon Communications (RBBN) insider transaction: EVP, CLO & Secretary Patrick Macken reported RSU vesting and related share withholding on 10/17/2025. He acquired 20,652 shares of common stock upon RSU conversion (code M) and had 9,252 shares withheld (code F) at $3.81 to cover taxes. Following these transactions, he directly owns 343,546 common shares.
The RSUs were granted on April 17, 2023 and vest in scheduled installments through April 17, 2026.
Ribbon Communications (RBBN) reported an insider equity transaction by its President & CEO and Director. On 10/17/2025, 34,421 Restricted Stock Units (RSUs) converted into common stock. To cover taxes on the vesting, 13,544 shares were withheld by the issuer at $3.81 per share. Following these transactions, the reporting person directly owned 1,479,164 common shares.
The RSUs were granted on April 17, 2023, vesting one-third on April 17, 2024, with the remaining two-thirds vesting in four equal semi‑annual installments through April 17, 2026. Derivative holdings reported include 34,420 RSUs beneficially owned after the transaction.
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